Home / 7,800,554,349.32-11,693,943,973.89-5,968,485,903.56

Finding the Fourth Proportional to 7,800,554,349.32, 11,693,943,973.89 and 5,968,485,903.56

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Solution

The fourth proportional to 7,800,554,349.32, 11,693,943,973.89 and 5,968,485,903.56 is: 8,947,458,941.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800,554,349.32 : 11,693,943,973.89 = 5,968,485,903.56 : x
  2. Step 2: Convert to fraction form
    7,800,554,349.32/11,693,943,973.89 = 5,968,485,903.56/x
  3. Step 3: Cross multiply
    7,800,554,349.32x = 11,693,943,973.89 × 5,968,485,903.56
  4. Step 4: Simplify right side
    7,800,554,349.32x = 69,795,139,765,124,407,296
  5. Step 5: Solve for x
    x = 69,795,139,765,124,407,296/7,800,554,349.32
  6. Step 6: Final answer
    x = 8,947,458,941.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.